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ListenerSubject.ListenerMulticaster
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maze.util</FONT>
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Class ListenerSubject.ListenerMulticaster&lt;T&gt;</H2>
<PRE>
java.lang.Object
  <IMG SRC="../../resources/inherit.gif" ALT="extended by "><B>maze.util.ListenerSubject.ListenerMulticaster&lt;T&gt;</B>
</PRE>
<DL>
<DT><DT><B>Type Parameters:</B><DD><CODE>T</CODE> - </DL>
<DL>
<DT><B>All Implemented Interfaces:</B> <DD><A HREF="../../maze/util/Listener.html" title="interface in maze.util">Listener</A>&lt;T&gt;</DD>
</DL>
<DL>
<DT><B>Enclosing class:</B><DD><A HREF="../../maze/util/ListenerSubject.html" title="class in maze.util">ListenerSubject</A>&lt;<A HREF="../../maze/util/ListenerSubject.html" title="type parameter in ListenerSubject">T</A>&gt;</DD>
</DL>
<HR>
<DL>
<DT><PRE>private static final class <A HREF="../../src-html/maze/util/ListenerSubject.html#line.179"><B>ListenerSubject.ListenerMulticaster&lt;T&gt;</B></A><DT>extends java.lang.Object<DT>implements <A HREF="../../maze/util/Listener.html" title="interface in maze.util">Listener</A>&lt;T&gt;</DL>
</PRE>

<P>
A utility class used to join 2 Listeners into one Listener interface. It
 is used to create a read only linked list of Listeners.<br />
 Each instance is immutable.
<P>

<P>
<DL>
<DT><B>Author:</B></DT>
  <DD>Luke Last</DD>
</DL>
<HR>

<P>
<!-- =========== FIELD SUMMARY =========== -->

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<CODE>private &nbsp;<A HREF="../../maze/util/Listener.html" title="interface in maze.util">Listener</A>&lt;<A HREF="../../maze/util/ListenerSubject.ListenerMulticaster.html" title="type parameter in ListenerSubject.ListenerMulticaster">T</A>&gt;</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../maze/util/ListenerSubject.ListenerMulticaster.html#a">a</A></B></CODE>

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
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<CODE>private &nbsp;<A HREF="../../maze/util/Listener.html" title="interface in maze.util">Listener</A>&lt;<A HREF="../../maze/util/ListenerSubject.ListenerMulticaster.html" title="type parameter in ListenerSubject.ListenerMulticaster">T</A>&gt;</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../maze/util/ListenerSubject.ListenerMulticaster.html#b">b</A></B></CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
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<CODE>private </CODE></FONT></TD>
<TD><CODE><B><A HREF="../../maze/util/ListenerSubject.ListenerMulticaster.html#ListenerSubject.ListenerMulticaster(maze.util.Listener, maze.util.Listener)">ListenerSubject.ListenerMulticaster</A></B>(<A HREF="../../maze/util/Listener.html" title="interface in maze.util">Listener</A>&lt;<A HREF="../../maze/util/ListenerSubject.ListenerMulticaster.html" title="type parameter in ListenerSubject.ListenerMulticaster">T</A>&gt;&nbsp;a,
                                                                       <A HREF="../../maze/util/Listener.html" title="interface in maze.util">Listener</A>&lt;<A HREF="../../maze/util/ListenerSubject.ListenerMulticaster.html" title="type parameter in ListenerSubject.ListenerMulticaster">T</A>&gt;&nbsp;b)</CODE>

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
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<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../maze/util/ListenerSubject.ListenerMulticaster.html#eventFired(T)">eventFired</A></B>(<A HREF="../../maze/util/ListenerSubject.ListenerMulticaster.html" title="type parameter in ListenerSubject.ListenerMulticaster">T</A>&nbsp;event)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Passes the event on to children.</TD>
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<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>private &nbsp;<A HREF="../../maze/util/Listener.html" title="interface in maze.util">Listener</A>&lt;<A HREF="../../maze/util/ListenerSubject.ListenerMulticaster.html" title="type parameter in ListenerSubject.ListenerMulticaster">T</A>&gt;</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../maze/util/ListenerSubject.ListenerMulticaster.html#remove(maze.util.Listener)">remove</A></B>(<A HREF="../../maze/util/Listener.html" title="interface in maze.util">Listener</A>&lt;<A HREF="../../maze/util/ListenerSubject.ListenerMulticaster.html" title="type parameter in ListenerSubject.ListenerMulticaster">T</A>&gt;&nbsp;toRemove)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Removes a Listener from this linked list.</TD>
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<TH ALIGN="left"><B>Methods inherited from class java.lang.Object</B></TH>
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<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE>clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait</CODE></TD>
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<A NAME="a"><!-- --></A><H3>
a</H3>
<PRE>
private final <A HREF="../../maze/util/Listener.html" title="interface in maze.util">Listener</A>&lt;<A HREF="../../maze/util/ListenerSubject.ListenerMulticaster.html" title="type parameter in ListenerSubject.ListenerMulticaster">T</A>&gt; <A HREF="../../src-html/maze/util/ListenerSubject.ListenerMulticaster.html#line.181"><B>a</B></A></PRE>
<DL>
<DL>
</DL>
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<A NAME="b"><!-- --></A><H3>
b</H3>
<PRE>
private final <A HREF="../../maze/util/Listener.html" title="interface in maze.util">Listener</A>&lt;<A HREF="../../maze/util/ListenerSubject.ListenerMulticaster.html" title="type parameter in ListenerSubject.ListenerMulticaster">T</A>&gt; <A HREF="../../src-html/maze/util/ListenerSubject.ListenerMulticaster.html#line.182"><B>b</B></A></PRE>
<DL>
<DL>
</DL>
</DL>

<!-- ========= CONSTRUCTOR DETAIL ======== -->

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<A NAME="ListenerSubject.ListenerMulticaster(maze.util.Listener, maze.util.Listener)"><!-- --></A><H3>
ListenerSubject.ListenerMulticaster</H3>
<PRE>
private <A HREF="../../src-html/maze/util/ListenerSubject.ListenerMulticaster.html#line.188"><B>ListenerSubject.ListenerMulticaster</B></A>(<A HREF="../../maze/util/Listener.html" title="interface in maze.util">Listener</A>&lt;<A HREF="../../maze/util/ListenerSubject.ListenerMulticaster.html" title="type parameter in ListenerSubject.ListenerMulticaster">T</A>&gt;&nbsp;a,
                                            <A HREF="../../maze/util/Listener.html" title="interface in maze.util">Listener</A>&lt;<A HREF="../../maze/util/ListenerSubject.ListenerMulticaster.html" title="type parameter in ListenerSubject.ListenerMulticaster">T</A>&gt;&nbsp;b)</PRE>
<DL>
<DL>
<DT><B>Parameters:</B><DD><CODE>a</CODE> - First child branch.<DD><CODE>b</CODE> - Second child branch.</DL>
</DL>

<!-- ============ METHOD DETAIL ========== -->

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<A NAME="remove(maze.util.Listener)"><!-- --></A><H3>
remove</H3>
<PRE>
private <A HREF="../../maze/util/Listener.html" title="interface in maze.util">Listener</A>&lt;<A HREF="../../maze/util/ListenerSubject.ListenerMulticaster.html" title="type parameter in ListenerSubject.ListenerMulticaster">T</A>&gt; <A HREF="../../src-html/maze/util/ListenerSubject.ListenerMulticaster.html#line.201"><B>remove</B></A>(<A HREF="../../maze/util/Listener.html" title="interface in maze.util">Listener</A>&lt;<A HREF="../../maze/util/ListenerSubject.ListenerMulticaster.html" title="type parameter in ListenerSubject.ListenerMulticaster">T</A>&gt;&nbsp;toRemove)</PRE>
<DL>
<DD>Removes a Listener from this linked list. Because we are immutable new
 instances must be created when removing an object.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>toRemove</CODE> - The Listener to be removed.
<DT><B>Returns:</B><DD>The new Listener resulting from the removal. Can return itself
         if nothing changed.</DL>
</DD>
</DL>
<HR>

<A NAME="eventFired(java.lang.Object)"><!-- --></A><A NAME="eventFired(T)"><!-- --></A><H3>
eventFired</H3>
<PRE>
public void <A HREF="../../src-html/maze/util/ListenerSubject.ListenerMulticaster.html#line.244"><B>eventFired</B></A>(<A HREF="../../maze/util/ListenerSubject.ListenerMulticaster.html" title="type parameter in ListenerSubject.ListenerMulticaster">T</A>&nbsp;event)</PRE>
<DL>
<DD>Passes the event on to children.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../maze/util/Listener.html#eventFired(T)">eventFired</A></CODE> in interface <CODE><A HREF="../../maze/util/Listener.html" title="interface in maze.util">Listener</A>&lt;<A HREF="../../maze/util/ListenerSubject.ListenerMulticaster.html" title="type parameter in ListenerSubject.ListenerMulticaster">T</A>&gt;</CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>event</CODE> - The event object. It can be null so make sure and check for
           that.</DL>
</DD>
</DL>
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